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<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>布局练习</title>
</head>
<body>
    <header>
        <nav>导航栏目</nav>
    </header>
    <main>
        <!-- div>div*2 -->
        <div>
            <div></div>
            <div></div>
        </div>
        <article>
            <!-- section*4>h2+p -->
            <section>
                <h2></h2>
                <p></p>
            </section>
            <section>
                <h2></h2>
                <p></p>
            </section>
            <section>
                <h2></h2>
                <p></p>
            </section>
            <section>
                <h2></h2>
                <p></p>
            </section>
        </article>
    </main>
    <footer>

    </footer>
</body>
</html>